Science

Friday, 18 September 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Aurora
Auroras are caused by magnetic storms in the Sun.
Huge amounts of high-energy charged particles (mainly protons and electrons) are then ejected from t ...
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Phobos
The distance of Phobos from the surface of Mars is only 2.76 times the radius of the planet.
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Cosmos
It is difficult to estimate the approximate number of stars in space.
According to the simples calculation taking into account the number of galaxies and the average numb ...
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Nicotine
Nicotine is a strong neurotoxin - it affects the nervous system.
It affects the nervous system, causing pleasant experiences that can be compared to the effects of t ...
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Mushrooms
Multicellular organisms are the most numerous group among fungi, but there are also single-celled fungi, like yeast.
A distinctive feature of fungi is the cell walls built of chitin. The fungus cell can be mononuclear ...
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Moon
The period when the moon orbits the Earth is called a sidereal month, and it lasts 27,3 days.
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NASA
The National Aeronautics and Space Administration agency was established on July 29th, 1958 by president Dwight Eisenhower.
It was a response to the launch of a Soviet artificial satellite Sputnik 1 in 1957.
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Cosmos
The observable universe is estimated to be 13.8 billion years old.
The limit of error in the calculation is 21 million years.
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Earth
Due to the Earth's rotation, the diameter of the equator is 43 km larger than the polar diameter.
The Earth is therefore a slightly flattened ball - this shape is called a geoid.
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Nicotine
Nicotine is well absorbed through the skin.
This fact is used in the fight against smoking addiction by using patches soaked in it. There are ca ...
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17 facts about Titan
17 facts about Titan
The largest of Saturn’s satellites
Titan is the only moon in the Solar System with such a dense atmosphere. It is the second largest moon in the Solar System after Ganymede (Jupiter III ...
18 facts about amber
18 facts about amber
Fossilized tree resin
Amber is one of the most interesting natural products. It looks like a gemstone, but it is a fossilized tree resin from ancient trees dating back mill ...
16 facts about liver
16 facts about liver
24/7 laboratory
The liver is one of the most essential human organs. It is extensively multitasking—it produces, filtrates, converts, and stores. It is thanks to the ...
29 facts about NASA
29 facts about NASA
For the Benefit of All
The Cold War, although a grim period in world history, brought an intense rivalry in a space race between the U.S., and the Soviet Union. As a result, ...
16 facts about Aurora
16 facts about Aurora
Northern light that has delighted people for centuries
Auroras can be different. Sometimes it is bright and dancing, shimmering with different colors, sometimes it appears still. It has always fascinated p ...
19 facts about Brain
19 facts about Brain
Organic supercomputer
The brain is one of the most important and most fascinating and complex organs in the human body. It is an incredibly plastic command center that over ...
16 facts about Phobos
16 facts about Phobos
The larger of two moons of Mars
We do not know the exact origin of this satellite. We know, however, that it is dangerously close to its planet and is in for a catastrophe. It is not ...
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